<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8">
    <title>显示登录消息</title>
</head>
<body>
<h1>消息</h1>
<p th:text="${message}"> 登录成功还是失败</p>
</body>
</html>